Brush



FIG. 1 is a perspective view showing the new design for a brush;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof, a rear view being a mirror image thereof; and,

FIG. 5 is a left side view thereof; a right side view being a mirror image thereof.

The broken lines showing bristle tufts illustrate portions of the brush that form no part of the claimed design. In addition, the surface shading illustrated in the drawings is provided merely to highlight the contour of design; it is not intended to be illustrative of texture or gloss. 

CLAIM The ornamental design for a brush, as shown and described. 